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Table 2 Classification of lacrimal ferning patterns in the eyes of 28 Shih-Tzu dogs, and their respective percentages, according to the Masmali tear ferning (TF) grading scale [9]

From: Shih-Tzu dogs show alterations in ocular surface homeostasis despite adequate aqueous tear production

Scale

Classification

Total

Masmali

0

1 (1.8%)

 

1

11 (19.6%)

 

2

15 (26.8%)

 

3

26 (46.4%)

 

4

3 (5.4%)

  1. Comparison of the degree of crystallization readings on the Masmali tear ferning (TF) grading scale [9] indicated a strong observer agreement (k = 0.651)